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MQTT Engine needs to process messages from Sparkplug Edge Nodes in order. It is not uncommon for horizontally scalable/clustered MQTT Servers to not support guaranteed in order delivery of QoS 0 messages and this custom property allows the 're-ordering' of messages that arrive out of order.
Note |
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Feature is supported for Ignition7 in MQTT Engine module version 3.4.10 or greater and for Ignition8 in MQTT Engine module 4.0.4 or greater |
MQTT Engine needs to process messages from Sparkplug Edge Nodes in order. If MQTT Engine receives a message with an out of order sequence number, the message is buffered and the reorderingTimeout timer is started.
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